/*
 * Copyright 2012-2014 the original author or authors.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package com.jqd.framework.core.hessian.biz.action.support;

import java.lang.reflect.Method;

import com.jqd.framework.core.exception.BusinessServiceException;
import com.jqd.framework.core.hessian.model.ServiceRequest;
import com.jqd.framework.core.hessian.model.ServiceResponse;

/**
 * 利用JDK的反射技术来实现方法调用
 * 
 * @author liaozhicheng.cn@gmail.com
 * @date 2012-8-24
 * @since 1.0
 * @see com.jqd.framework.core.hessian.biz.action.support.AsmReflectionMethodInvoker
 */
public class JdkReflectionMethodInvoker implements ActionMethodInvoker {
	
	private final Method targetMethod;
	
	
	public JdkReflectionMethodInvoker(Method targetMethod) {
		this.targetMethod = targetMethod;
	}
	
	
	@Override
	public ServiceResponse invoke(Method actionMethod, Object handler, ServiceRequest parameter)
			throws BusinessServiceException {
		
		try {
			return (ServiceResponse) targetMethod.invoke(handler, parameter);
		}
		catch (Exception e) {
			throw new BusinessServiceException(e);
		}
	}
	
}
